* {
    margin: 0;
    padding: 0;
}

#header {
    width: 100%;
    height: 40px;
    background-color: rgb(36, 41, 51);
    #header-box {
        width: 1063px;
        height: 40px;
        margin: 0 auto;
        li{
            width: 100px;
            height: 12px;
            font-size: 12px;
            list-style: none;
            float: left;
            line-height: 12px;
            text-align: center;
            color: #aaa;
            &:hover{
                color: #fff;
            }
        }
        .header-first-ul {
            float: left;
            width: 400px;
            margin-top: 14px;
        }
        
        .header-second-ul {
            float: right;
            width: 301px;
            margin-top: 14px;
            li:first-child {
                border-right: 1px solid #aaa;
            }
        }
        

    }
}



